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Class Information
Number: 219/443.1
Name: Electric heating > Heating devices > Combined with container, enclosure, or support for material to be heated > Exposed horizontal planar support surface for material to be heated (e.g., hot plate, etc.)
Description: Subject matter wherein the heating device has a laterally extending flat exterior surface to support the material to be heated.
Sub-classes under this class:
| Class Number |
Class Name |
Patents |
| 219/450.1 |
For direct contact with food (e.g., grill, griddle, etc.) |
64 |
| 219/463.1 |
Formed by tubularly shaped heating unit |
36 |
| 219/457.1 |
Having direct manually actuated electrical switch |
56 |
| 219/458.1 |
Having electrical connection |
55 |
| 219/446.1 |
Having sensor |
68 |
| 219/451.1 |
Having support for a heating unit |
55 |
| 219/449.1 |
Heating by convection |
22 |
| 219/465.1 |
Heating element contacting planar underside of the exposed horizontal planar support surface (e.g., sheet metal, etc.) |
81 |
| 219/460.1 |
Heating element gapped from underside of the exposed horizontal support surface (e.g., ceramic plate, radiation-type, etc.) |
113 |
| 219/468.1 |
Heating element is embedded in the exposed horizontal planar support surface |
50 |
| 219/468.2 |
Heating element is in a groove formed on underside of the exposed horizontal planar support surface (e.g., cast metal plate, etc.) |
58 |
| 219/444.1 |
Material is an electronic semiconductor device |
290 |
| 219/445.1 |
With indicator |
110 |
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7605350 |
System for two-step resist soft bake to prevent ILD outgassing during semiconductor processing |
Oct. 20, 2009 |
| 7601935 |
Two-wire hot runner nozzle heater system |
Oct. 13, 2009 |
| 7554059 |
Heater unit and semiconductor manufacturing apparatus including the same |
Jun. 30, 2009 |
| 7544916 |
Heating device |
Jun. 9, 2009 |
| 7528349 |
Temperature stabilization for substrate processing |
May. 5, 2009 |
| 7514656 |
Method for the construction of an induction hob, as well as an induction hob |
Apr. 7, 2009 |
| 7488918 |
Method and apparatus for manufacturing printed light guide plate |
Feb. 10, 2009 |
| 7432474 |
Heating device |
Oct. 7, 2008 |
| 7429718 |
Heating and cooling of substrate support |
Sep. 30, 2008 |
| 7427728 |
Zone control heater plate for track lithography systems |
Sep. 23, 2008 |
| 7420143 |
Durable graphite connector and method for manufacturing thereof |
Sep. 2, 2008 |
| 7415312 |
Process module tuning |
Aug. 19, 2008 |
| 7401399 |
Method of manufacturing a substrate heating device |
Jul. 22, 2008 |
| 7390994 |
Electric cooker having a composite heat source |
Jun. 24, 2008 |
| 7390990 |
Heating device |
Jun. 24, 2008 |
| 7377776 |
Semiconductor wafer baking apparatus |
May. 27, 2008 |
| 7355151 |
Magnetic safety feature for cookware and cooking stoves |
Apr. 8, 2008 |
| 7345260 |
Heater and method of manufacturing the same |
Mar. 18, 2008 |
| 7326885 |
Hot plate with stainless steel top |
Feb. 5, 2008 |
| 7327949 |
Heater assembly for a respiratory treatment machine |
Feb. 5, 2008 |
| 7285757 |
Bottom electric heating element systems and ovens |
Oct. 23, 2007 |
| 7227103 |
Induction hot plate comprising heating regions having a reconfigurable structure, and method for increasing the maximum power of said heating regions |
Jun. 5, 2007 |
| 7208703 |
Cooking top plate |
Apr. 24, 2007 |
| 7203565 |
Temperature abnormality detection method and semiconductor manufacturing apparatus |
Apr. 10, 2007 |
| 7148452 |
Heat sink for printed circuit board components |
Dec. 12, 2006 |
| 7141763 |
Method and apparatus for rapid temperature change and control |
Nov. 28, 2006 |
| 7135658 |
Magnetic safety feature for cookware and cooking stoves |
Nov. 14, 2006 |
| 7115837 |
Selective reflectivity process chamber with customized wavelength response and method |
Oct. 3, 2006 |
| 7115838 |
Unit for varying a temperature of a test piece and testing instrument incorporating same |
Oct. 3, 2006 |
| 7088887 |
Isothermal thin film heater |
Aug. 8, 2006 |
| 7081603 |
Composite cooking apparatus |
Jul. 25, 2006 |
| 7075040 |
Stirring hot plate |
Jul. 11, 2006 |
| 7067772 |
Candle warming apparatus |
Jun. 27, 2006 |
| 7060945 |
Substrate heater and fabrication method for the same |
Jun. 13, 2006 |
| 7050711 |
Moderating device for an electric stove heating element |
May. 23, 2006 |
| 7044399 |
Heating systems |
May. 16, 2006 |
| 7038176 |
Infinite temperature control for heating element of a cooking appliance |
May. 2, 2006 |
| 7026580 |
Adjustable exhaust flow for thermal uniformity |
Apr. 11, 2006 |
| 7026587 |
Composite cooking apparatus |
Apr. 11, 2006 |
| 7022947 |
Systems for supporting ceramic susceptors |
Apr. 4, 2006 |
| 7019268 |
Wafer processing apparatus and method of use |
Mar. 28, 2006 |
| 7009150 |
Cooking unit with a glass-ceramic or glass panel made of transparent colorless material and provided with an IR permeable solid colored underside coating |
Mar. 7, 2006 |
| 6998585 |
Control unit for a household appliance |
Feb. 14, 2006 |
| 6964812 |
Carbon-containing aluminum nitride sintered compact and ceramic substrate for use in equipment for manufacturing or inspecting semiconductor |
Nov. 15, 2005 |
| 6942920 |
Glass-ceramic plates and methods of fabricating them |
Sep. 13, 2005 |
| 6917020 |
Ceramic heater |
Jul. 12, 2005 |
| 6914221 |
System and method for warming food |
Jul. 5, 2005 |
| 6875956 |
Method of forming photoresist pattern using hot plate oven |
Apr. 5, 2005 |
| 6834160 |
Electric heater with a sensor preventing no-water heating |
Dec. 21, 2004 |
| 6825448 |
Low residual-stress brazed terminal for heater |
Nov. 30, 2004 |
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